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QWET oil extraction

jump117

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Once again about the ethanol extraction from commercial hash, purchased as "daBest".

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---> EtOH 95% --->
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Gray Wolf

A Posse ad Esse. From Possibility to realization.
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I don't see any condenser coils in that ice, Gray Wolf had over 12' in has wondrous rig, both of these DIY reclaiming stills should be put in the DIY files or are they already.

Good question and the answer is that the stainless mixing bowl of icewater acts as a chilled head and condenses the steam that hits its lower surface, refluxing it back into a liquid, where it rains back down into the boiling pool inside.

My coil is for reclaiming, as opposed to refluxing, though I did experiment with a smaller refluxing head.
 

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Kushed_

Member
My First Time!

My First Time!

I made my first run of QWET last night using Gray Wolf's method. I used Cheese that was old, it had mostly amber trichomes. It is very smooth and stony! It is SAP (right now), love it!

I can see an alcohol recovery system in my future.

Thanks to midwestHIGHS for convincining me to try this process!
 

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Gray Wolf

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Hee, hee,hee........... Good job!

A dry material QWET is the second tastiest of the extractions to my taste buds, with a fresh frozen BHOA being the tastiest.

One done after 5 to 7 days hanging, and then frozen, is about prime for QWET for maximum floral overtones, but even well cured is usually more floral than a non polar extraction like BHO or Hexane.
 

Ok_nobody

New member
How long do you soak your hash extractions, Jump?
Kushed, the Turbo Air Still can be found at brew stores if you're lucky.
 

Kushed_

Member
I am going to use Everclear to clean this up and get it in a more managable form. It is 4 oz. What would be the best way to decarb. this?
 

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Gray Wolf

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I am going to use Everclear to clean this up and get it in a more managable form. It is 4 oz. What would be the best way to decarb. this?

I would decarb the oil after extraction, in a 250F hot oil bath, so that I could watch the bubbles.
 

Kushed_

Member
I soaked, mashed, stirred the hash cookies in Everclear 190 proof for 2 days. I poured it in a 600 ml beaker, and stirred. It then quickly precipitated. I poured the top half thru one filter and the sludge thru another. The next morning I looked at the sludge the next morning. It had alot of trichomes. The Everclear did not dissolve alot of the trichomes. Was the Everclear saturated, or should I have heated it? I started to evap/decarb the Everclear, at ~192F it was rapidly boiling. & I did not want it to boil out of the beaker as the temp increased. It was about 360 ml full in a 600 ml beaker. I had to leave so I stopped. How do you know it is decarbing (bubbles) and not boiling EtOH? Decarb occurs at 250F and is it still bubbling from 192F until it decarbs after ~27 min @ 250F ?
 

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Gray Wolf

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I soaked, mashed, stirred the hash cookies in Everclear 190 proof for 2 days. I poured it in a 600 ml beaker, and stirred. It then quickly precipitated. I poured the top half thru one filter and the sludge thru another. The next morning I looked at the sludge the next morning. It had alot of trichomes. The Everclear did not dissolve alot of the trichomes. Was the Everclear saturated, or should I have heated it? I started to evap/decarb the Everclear, at ~192F it was rapidly boiling. & I did not want it to boil out of the beaker as the temp increased. It was about 360 ml full in a 600 ml beaker. I had to leave so I stopped. How do you know it is decarbing (bubbles) and not boiling EtOH? Decarb occurs at 250F and is it still bubbling from 192F until it decarbs after ~27 min @ 250F ?


EtOh bubbles are larger and random sized, while CO2 bubbles are smaller, closer to the same size, and more fizzy in appearance.
 

midwestHIGHS

Member
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That sludge may look like trichomes, but it is mostly contaminate, dry it out and you can examine it under microscope you will see its mostly trichome stalk and cellulose dust, try smoking some it has no effect, but a familiar smell when burned.

A fine metal strainer would have been choice before the coffee filters to remove a large amount of the contaminate and keep it from clogging up the filters.

I would have used a bit more ethanol for 4 ounces of bubble and mason jars so I could seal them up and aggressivly shake the jars to speed up the dissolving of the resins and to help break up the hash. Any time I have extracted from bubble hash using ethanol, the spent material was never suitable for a second wash, pretty much no resin content left to remove after the first wash.

Also you should purge your ethanol first like you noramally would in a thin film in a large pyrex, then scrape up your oil and place it into a smaller dish for decarboxylating, I like to use a small ceramic dish thats heat safe and decarboxylate in a hot oil bath.

Decarboxylating after your oil has fully purged of its solvent allows for the best quality control, trying to properly decarboxylate while purging ethanol will prove to be difficult and incomplete.
 
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